<template>
  <div style="border: 1px solid #ccc">
    <Toolbar
      style="border-bottom: 1px solid #ccc"
      :editor="editorRef"
      :defaultConfig="toolbarConfig"
      :mode="mode"
    />
    <Editor
      style="height: 500px; overflow-y: hidden"
      v-model="valueHtml"
      :defaultConfig="editorConfig"
      :mode="mode"
      @onCreated="handleCreated"
      @onChange="handleChange"
    />
  </div>
</template>

<script setup>
import "@wangeditor/editor/dist/css/style.css"; // 引入 css
import {
  onBeforeUnmount,
  ref,
  shallowRef,
  onMounted,
  defineEmits,
  defineProps,
} from "vue";
import { Editor, Toolbar } from "@wangeditor/editor-for-vue";

const emit = defineEmits(["event"]);
const props = defineProps({
  content: String,
});

// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef();

// 内容 HTML
const valueHtml = ref("");

const toolbarConfig = {};
const editorConfig = { placeholder: "请输入内容..." };

// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value;
  if (editor == null) return;
  editor.destroy();
});

const handleCreated = async (editor) => {
  editorRef.value = editor; // 记录 editor 实例，重要！
  // 使用 nextTick 确保在 DOM 更新后设置内容
  if (props.content) {
    editor.setHtml(props.content);
    valueHtml.value = props.content;
  }
};

const handleChange = (editor) => {
  //   console.log("change:", editor.getHtml());
  emit("event", editor.getHtml());
};

const mode = "default"; // 或 'simple'
</script>

<style scoped></style>
